220932541717 has 2 divisors, whose sum is σ = 220932541718. Its totient is φ = 220932541716.

The previous prime is 220932541679. The next prime is 220932541723. The reversal of 220932541717 is 717145239022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 124429740516 + 96502801201 = 352746^2 + 310649^2 .

It is a cyclic number.

It is not a de Polignac number, because 220932541717 - 2¹¹ = 220932539669 is a prime.

It is a super-2 number, since 2×220932541717² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220932542717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110466270858 + 110466270859.

It is an arithmetic number, because the mean of its divisors is an integer number (110466270859).

Almost surely, 2^220932541717 is an apocalyptic number.

It is an amenable number.

220932541717 is a deficient number, since it is larger than the sum of its proper divisors (1).

220932541717 is an equidigital number, since it uses as much as digits as its factorization.

220932541717 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 220932541717 in words is "two hundred twenty billion, nine hundred thirty-two million, five hundred forty-one thousand, seven hundred seventeen".